how to add all the elements of an array in javascript code example
Example 1: add all elements in array javascript
console.log(
[1, 2, 3, 4].reduce((a, b) => a + b, 0)
)
console.log(
[].reduce((a, b) => a + b, 0)
)
Example 2: sum of all elements in array javascript
arrSum = function(arr){ return arr.reduce(function(a,b){ return a + b }, 0);}
Example 3: adding all elements in an array javascript
values.reduce(function(a, b){return a+b;})
Example 4: how to add all values of array together js
function addArrayNums(arr) {
let total = 0;
for (let i in arr) {
total += arr[i];
}
return total;
}